Mountain resort image
– Lat/Long: 48.71° N 121.99° W

UsSouth Twin Sister
Weather Forecast, United States

Issued: 3am Fri 05 Mar Local Time
Updates in: hr min s
Update imminent
Elevation Choose Forecast Elevation:Elevation:
 

South Twin Sister Weather (Days 0-3):

Mild with heavy rain (total 20mm), heaviest during Fri morning. Becoming colder with a moderate fall of snow heaviest on Fri night. Freeze-thaw conditions (max 6°C on Fri morning, min -1°C on Sun night). Wind will be generally light.

(Days 3-6):

A dusting of new snow. Freeze-thaw conditions (max 6°C on Mon afternoon, min -1°C on Tue night). Wind will be generally light.

Friday
5
Saturday
6
Sunday
7
Monday
8
Tuesday
9
Wednesday
10
AM PM night AM PM night AM PM night AM PM night AM PM night AM PM night
moderate rain
light rain
snow showers
light rain
light rain
light snow
light snow
light snow
partially cloudy
clear
clear
clear
clear
clear
clear
snow showers
partially cloudy
snow showers
Wind km/h
15 SE15
25 SSW25
20 SSE20
10 S10
10 SSE10
15 SE15
20 SSE20
10 SSE10
5 ESE5
5 E5
0 E0
5 ENE5
5 WSW5
5 W5
5 SSE5
5 SW5
5 WSW5
5 SSW5
mod. rain light rain snow shwrs light rain light rain light snow light snow light snow some clouds clear clear clear clear clear clear snow shwrs some clouds snow shwrs
Rain
Rain mm
10 4 1 4 1 - - - - - - - - - - - - -
Snow
Snow cm
- - 3 - - 3 2 2 - - - - - - - 1 - 1
High °C
6 4 3 2 3 1 1 1 0 5 6 2 5 5 1 2 2 1
Low °C
5 3 2 2 2 0 1 0 -1 3 3 0 3 2 -1 1 0 0
Chill °C
3 -1 -2 -1 0 -3 -4 -2 -3 5 6 0 4 4 1 0 0 -1
Freezing level m
1450 1150 750 850 950 700 600 700 400 1000 1250 800 1000 1100 550 650 700 500
Sea lvl3000ft6000ft9000ft12000ft15000ft
-4-7-9-9-9-9-11-10-9-7-7-7-8-8-8-10-8-80-3-4-5-4-5-6-6-4-2-2-2-3-3-4-6-6-5643231110562551221
Sunrise
6:41 - - 6:39 - - 6:37 - - 6:35 - - 6:33 - - 6:31 - -
Sunset
- 5:58 - - 5:59 - - 6:00 - - 6:01 - - 6:04 - - 6:05 -

South Twin Sister Weather (Days 0-3):

The weather forecast for South Twin Sister is: Mild with heavy rain (total 20mm), heaviest during Fri morning. Becoming colder with a moderate fall of snow heaviest on Fri nightFreeze-thaw conditions (max 6°C on Fri morning, min -1°C on Sun night)Wind will be generally light.

South Twin Sister Weather (Days 3-6):

A dusting of new snowFreeze-thaw conditions (max 6°C on Mon afternoon, min -1°C on Tue night)Wind will be generally light.

This table gives the weather forecast for South Twin Sister at the specific elevation of 500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of South Twin Sister. To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of Washington.

Live conditions reported by 5 closest weather stations

Weather StationTemp.WeatherWind
Cloud
Visibility
Cloud / Visibility
Lyman
19 km S
155m alt.
30 minutes ago
7° C
Dry
5
Calm
(5 kph at 228).
Bellingham
25 km WSW
198m alt.
15 minutes ago
7° C
Dry
2
Calm
(2 kph at 270).
Deming
25 km WNW
102m alt.
14 minutes ago
7° C
Dry
3
Calm
(3 kph at 103).
Bellingham
27 km WSW
99m alt.
27 minutes ago
7° C
Dry
2
Calm
(2 kph at 41).
Bellingham
30 km WSW
130m alt.
14 minutes ago
7° C
Dry
0
Calm
(0 kph at 78).

* NOTE: not all weather observatories update at the same frequency which is the reason why some locations may show data from stations that are further away than known closer ones.